681 Calgary
Graphs
Yearly Breakdown of MPEC Types
Term definition:Editorial - Editorial MPECs associated with this station.
Discovery - MPECs associated with discovery made by this station.
OrbitUpdate - MPECs associated with orbit updates involving observations made by this station. Typically, these are recoveries of single-opposition objects.
DOU - Daily Orbit Update MPECs involving observations made by this station.
ListUpdate - MPECs associated with list updates involving observations made by this station. This category has largely been retired since 2012.
Retraction - Retracted MPECs involving observations made by this station.
Followup - MPECs associated with follow-up observations made by this station to an object discovered elsewhere.
FirstFollowup - MPECs associated with follow-up observations made by this station to an object discovered elsewhere, with this station being the first station to follow-up.
Other - MPECs that do not fit into categories listed above and involve observations made by this station.
Yearly Breakdown of Discovery Object Types
Yearly Breakdown of Orbit Update Object Types
Breakdown by Observers
Breakdown by Measurers
Breakdown by Facilities
Breakdown by Objects
Annual Breakdown
Weekly Breakdown
Hourly Breakdown
Tables
Yearly Breakdown of MPEC Types
| Year | Total MPECs | Editorial | Discovery | Orbit Update | DOU | List Update | Retraction | Other | Follow-Up | First Follow-Up |
|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2024 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2023 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2022 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2021 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2020 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2019 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2018 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2017 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2016 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2015 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2014 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2013 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2012 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2011 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2010 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2009 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2008 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2007 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2006 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2005 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2004 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2003 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2002 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2001 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2000 | 9 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 7 | 0 |
| 1999 | 4 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 3 | 0 |
| 1998 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
| 1997 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1996 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1995 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1994 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1993 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
List of Individual MPECs
| Index | Name | Date/Time | Discoverer | First-responding Confirmer | Object Type | Search Archival Image |
|---|---|---|---|---|---|---|
| 1 | MPEC 1998-U16 1998 UO1 | 1998-10-21 22:28:00 | NEAl18 | CATCH | ||
| 2 | MPEC 1999-V12 1999 VT | 1999-11-04 17:38:00 | PHAg18 | CATCH | ||
| 3 | MPEC 1999-V34 1999 VN11 | 1999-11-11 19:20:00 | NEA (18>H>22) | CATCH | ||
| 4 | MPEC 1999-V44 1999 VF22 | 1999-11-14 19:13:00 | PHAg18 | CATCH | ||
| 5 | MPEC 1999-Y28 COMET C/1999 Y1 (LINEAR) | 1999-12-27 19:28:00 | Comet | CATCH | ||
| 6 | MPEC 2000-A32 2000 AX93 | 2000-01-09 20:34:00 | NEAl18 | CATCH | ||
| 7 | MPEC 2000-C10 2000 BE19 | 2000-02-03 17:12:00 | NEAl18 | CATCH | ||
| 8 | MPEC 2000-C13 2000 BH19 | 2000-02-03 17:34:00 | NEA (18>H>22) | CATCH | ||
| 9 | MPEC 2000-C25 2000 CK33 | 2000-02-06 16:58:00 | NEA (18>H>22) | CATCH | ||
| 10 | MPEC 2000-C27 2000 CM33 | 2000-02-06 17:12:00 | PHAg18 | CATCH | ||
| 11 | MPEC 2000-C28 2000 CN33 | 2000-02-06 17:20:00 | NEA (18>H>22) | CATCH | ||
| 12 | MPEC 2000-C30 COMET P/2000 C1 (HERGENROTHER) | 2000-02-06 20:09:00 | Comet | CATCH | ||
| 13 | MPEC 2000-C31 DAILY ORBIT UPDATE (2000 FEB. 7 UT) | 2000-02-07 07:09:00 | ||||
| 14 | MPEC 2000-C39 2000 CF59 | 2000-02-09 23:23:00 | NEAl18 | CATCH |
Objects Observed by This Station (13 total)
| Object | Observations | Discoveries | First Obs | Last Obs | Magnitude | MPECs |
|---|---|---|---|---|---|---|
| J98U01O | 444 | 0 | 1998-10-21 | 1998-10-21 | 15.6 | 111 |
| K00C33M | 352 | 0 | 2000-02-04 | 2000-02-06 | 21.9 | 22 |
| K00C33K | 320 | 0 | 2000-02-04 | 2000-02-04 | 19.9 | 64 |
| K00B19H | 184 | 0 | 2000-02-01 | 2000-02-01 | 21.4 | 46 |
| K00C33N | 168 | 0 | 2000-02-05 | 2000-02-06 | 21.5 | 24 |
| K00C59F | 144 | 0 | 2000-02-06 | 2000-02-06 | 20.1 | 24 |
| K00B19E | 138 | 0 | 2000-01-31 | 2000-01-31 | 17.0 | 23 |
| J99V22F | 126 | 0 | 1999-11-10 | 1999-11-11 | 19.0 | 18 |
| K00A93X | 88 | 0 | 2000-01-07 | 2000-01-07 | 21.1 | 22 |
| J99V00T | 84 | 0 | 1999-11-01 | 1999-11-01 | N/A | 21 |
| CJ99Y010 | 24 | 0 | 1999-12-22 | 1999-12-26 | N/A | 4 |
| J99V11N | 18 | 0 | 1999-11-10 | 1999-11-10 | 18.4 | 3 |
| PK00C010 | 3 | 0 | 2000-02-05 | 2000-02-05 | 17.9 | 1 |
List of Observers
| Observer Group | Total MPECs |
|---|---|
| G.W.Billings | 13 |
| Unknown | 1 |
| Individual Observer | Total MPECs |
|---|---|
| G.W.Billings | 13 |
| Unknown | 1 |
List of Measurers
| Measurer Group | Total MPECs |
|---|---|
| Unknown | 14 |
| Individual Measurer | Total MPECs |
|---|---|
| Unknown | 14 |
List of Facilities
| Facilities | Count |
|---|---|
| 0.235-m f/10 Schmidt-Cassegrain + CCD | 2 |
| 0.36-m f/7 Schmidt-Cassegrain + CCD | 11 |
| Unknown | 1 |